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Finding the Fourth Proportional to 181,092.82, 249,919.74 and 104,615.14

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Solution

The fourth proportional to 181,092.82, 249,919.74 and 104,615.14 is: 144,375.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,092.82 : 249,919.74 = 104,615.14 : x
  2. Step 2: Convert to fraction form
    181,092.82/249,919.74 = 104,615.14/x
  3. Step 3: Cross multiply
    181,092.82x = 249,919.74 × 104,615.14
  4. Step 4: Simplify right side
    181,092.82x = 26,145,388,588.86
  5. Step 5: Solve for x
    x = 26,145,388,588.86/181,092.82
  6. Step 6: Final answer
    x = 144,375.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.